Minecraft Mod Compatibility Upgrade -- 2

I need help updating an old Minecraft mod for compatibility with version 1.20.1. The mod currently works with 1.18.2 or later.

Key requirements:
- Update the mod to be compatible with 1.20.1
- Ensure the existing functionality remains intact
- Test and verify the mod works without issues on the new version

Ideal skills and experience:
- Proficient in Minecraft modding
- Experience with Minecraft versions and their changes
- Strong debugging skills
- Familiarity with Minecraft's codebase and modding tools

Please provide examples of previous similar work.